We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Three Phase, 20 A, 3 Pole, 4 Wire - Watertight Inlets
HUBBELLWatertight Inlets

HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Three Phase, 20 A, 3 Pole, 4 Wire

The HUBBELL Pin and Sleeve Inlet (Blue) is a watertight inlet rated 250V AC, 20 A, three-phase, 3 pole, 4 wire with IEC grounding (MPN HBL420B9W). 3G Electric interprets demand for this HUBBELL device across 14…

SKU 3G-OTH-14212

Brand
HUBBELL
Item
Pin and Sleeve Inlet: Blue, 250V AC, Three Phase, 20 A, 3 Pole, 4 Wire
Category
Watertight Inlets
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

HUBBELL
Manufacturer Part Number
HBL420B9W
Type
Three Phase, 20 A, IEC Grounding
AC
250V
Pole
3
Wire
4

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

HUBBELL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HUBBELL Pin and Sleeve Inlet (Blue) is a watertight inlet rated 250V AC, 20 A, three-phase, 3 pole, 4 wire with IEC grounding (MPN HBL420B9W). 3G Electric interprets demand for this HUBBELL device across 14 industrial departments — and we supply far more than is listed — with specialist depth in electrical components as an authorised distributor.

Frequently Asked Questions

What is a HUBBELL pin and sleeve inlet used for?

A HUBBELL pin and sleeve inlet provides a watertight, lockable power connection for industrial equipment in harsh environments. It is commonly used for portable generators, welders, and heavy machinery requiring a reliable 250V AC, three-phase, 20 A supply.

What are the specifications of the HUBBELL HBL420B9W inlet?

The HUBBELL HBL420B9W is a blue, watertight pin and sleeve inlet rated for 250V AC, 20 A, three-phase, 3 pole, 4 wire with IEC grounding. It is designed for safe, durable connections in demanding industrial applications.

Where to buy a HUBBELL pin and sleeve inlet worldwide?

3G Electric supplies the HUBBELL HBL420B9W pin and sleeve inlet to customers worldwide. We handle full logistics, customs clearance, and delivery to your site, ensuring you get the correct industrial-grade inlet for your application.

How to install a HUBBELL pin and sleeve inlet?

Installation requires matching the inlet to a compatible HUBBELL connector and ensuring proper strain relief. Follow the manufacturer's wiring diagram for the 3-pole, 4-wire, 250V AC configuration. Always de-energize the circuit and use appropriate watertight seals for outdoor use.

Used in

Common applications for HUBBELL
Commercial lighting control — HUBBELL toggle switches (e.g., HBL1203STW) for 3-way switching in office corridors
Industrial maintenance — HUBBELL overhead cables (e.g., OC5MB-03) for tool balancers in assembly lines
Institutional wiring — HUBBELL rocker switches (e.g., DS115ST) for single-pole control in school classrooms
Facility upgrades — HUBBELL decorator wall plates (e.g., P262GY) for standard 2-gang outlet covers in commercial buildings
Electrical repair — HUBBELL panel terminal screws (e.g., HBLTSR) for replacing worn terminals in Series 16 devices
Modern interface — HUBBELL touch switches (e.g., WSS1277SS) for maintained 3-way control in hospitality settings

HUBBELL Products

3G Electric supplies HUBBELL watertight inlets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Three Phase, 30 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL430B9W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Three Phase, 30 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL430B9W)
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Single Phase, 20 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL320B6W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Single Phase, 20 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL320B6W)
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Single Phase, 100 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL3100B6W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Single Phase, 100 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL3100B6W)
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Single Phase, 30 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL330B6W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Single Phase, 30 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL330B6W)
HUBBELL Pin and Sleeve Inlet: Blue, 120/208V AC, Three Phase, 20 A, 4 Pole, 5 Wire, IEC Grounding (MPN HBL520B9W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Blue, 120/208V AC, Three Phase, 20 A, 4 Pole, 5 Wire, IEC Grounding (MPN HBL520B9W)
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Single Phase, 60 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL360B6W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Single Phase, 60 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL360B6W)

More from HUBBELL

View all HUBBELL parts
HUBBELL Pin and Sleeve Inlet: Orange, 125/250V AC, Single Phase, 20 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL420B12W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Orange, 125/250V AC, Single Phase, 20 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL420B12W)
HUBBELL Pin and Sleeve Inlet: Black, 600V AC, Three Phase, 20 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL420B5W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Black, 600V AC, Three Phase, 20 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL420B5W)
HUBBELL Pin and Sleeve Inlet: Black, 347/600V AC, Three Phase, 20 A, 4 Pole, 5 Wire, IEC Grounding (MPN HBL520B5W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Black, 347/600V AC, Three Phase, 20 A, 4 Pole, 5 Wire, IEC Grounding (MPN HBL520B5W)
HUBBELL Pin and Sleeve Inlet: Yellow, 125V AC, Single Phase, 60 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL360B4W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Yellow, 125V AC, Single Phase, 60 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL360B4W)
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Three Phase, 100 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL4100B9W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Blue, 250V AC, Three Phase, 100 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL4100B9W)
HUBBELL Pin and Sleeve Inlet: Red, 380 to 415V AC, Single/Three Phase, 60 A_63 A, 3 Pole, 4 Wire (MPN HBL460B6W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Red, 380 to 415V AC, Single/Three Phase, 60 A_63 A, 3 Pole, 4 Wire (MPN HBL460B6W)
HUBBELL Pin and Sleeve Inlet: Red, 480V AC, Single Phase, 100 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL3100B7W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Red, 480V AC, Single Phase, 100 A, 2 Pole, 3 Wire, IEC Grounding (MPN HBL3100B7W)
HUBBELL Pin and Sleeve Inlet: Black, 600V AC, Three Phase, 100 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL4100B5W)
HUBBELL
HUBBELL Pin and Sleeve Inlet: Black, 600V AC, Three Phase, 100 A, 3 Pole, 4 Wire, IEC Grounding (MPN HBL4100B5W)